diff --git a/azure-pipelines.yaml b/azure-pipelines.yaml
index 9a83876a8..834b8dcb4 100644
--- a/azure-pipelines.yaml
+++ b/azure-pipelines.yaml
@@ -6,7 +6,7 @@ pool: 'Prod Private Agent Pool'
 
 variables:
   imageFradriveUpstream: devfra.azurecr.io/de.fraport.fradrive.build
-  imageRetagLatestBranch: 'refs/heads/master'
+  onMasterBranch: $[eq(variables['Build.SourceBranch'], 'refs/heads/master')]
 
 jobs:
 - job: FrontendImage
@@ -48,7 +48,7 @@ jobs:
           docker push ${{variables.imageFradriveUpstream}}/frontend:$(Build.BuildNumber)
     - task: Bash@3
       displayName: Update latest frontend image
-      condition: eq(variables['Build.SourceBranch'], ${{variables.imageRetagLatestBranch}})
+      condition: $(onMasterBranch)
       inputs:
         targetType: inline
         script: |